[llvm] 66b9f5f - [GVNSink] Simplify code. NFC.

[Benjamin Kramer via llvm-commits]

Author: Benjamin Kramer
Date: 2020-04-01T13:13:00+02:00
New Revision: 66b9f5f7f0d26d789f74ddc8a99d0e446d17a22c

URL: https://github.com/llvm/llvm-project/commit/66b9f5f7f0d26d789f74ddc8a99d0e446d17a22c
DIFF: https://github.com/llvm/llvm-project/commit/66b9f5f7f0d26d789f74ddc8a99d0e446d17a22c.diff

LOG: [GVNSink] Simplify code. NFC.

Added: 
    

Modified: 
    llvm/lib/Transforms/Scalar/GVNSink.cpp

Removed: 
    


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diff  --git a/llvm/lib/Transforms/Scalar/GVNSink.cpp b/llvm/lib/Transforms/Scalar/GVNSink.cpp
index df1d97877c59..5fee60fc6bf9 100644
--- a/llvm/lib/Transforms/Scalar/GVNSink.cpp
+++ b/llvm/lib/Transforms/Scalar/GVNSink.cpp
@@ -360,12 +360,8 @@ class InstructionUseExpr : public GVNExpression::BasicExpression {
     setOpcode(I->getOpcode());
     setType(I->getType());
 
-    if (ShuffleVectorInst *SVI = dyn_cast<ShuffleVectorInst>(I)) {
-      ArrayRef<int> OrigMask = SVI->getShuffleMask();
-      int *Mask = A.Allocate<int>(OrigMask.size());
-      llvm::copy(OrigMask, Mask);
-      ShuffleMask = ArrayRef<int>(Mask, OrigMask.size());
-    }
+    if (ShuffleVectorInst *SVI = dyn_cast<ShuffleVectorInst>(I))
+      ShuffleMask = SVI->getShuffleMask().copy(A);
 
     for (auto &U : I->uses())
       op_push_back(U.getUser());